420932798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:857

約数の個数: 64

約数和(自身を含む): 783820800

約数和(自身を除く): 362888002

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 89, 143, 178, 253, 286, 299, 506, 598, 719, 979, 1157, 1438, 1958, 2047, 2314, 3289, 4094, 6578, 7909, 9347, 12727, 15818, 16537, 18694, 22517, 25454, 26611, 33074, 45034, 53222, 63991, 102817, 127982, 181907, 205634, 214981, 292721, 363814, 429962, 585442, 703901, 831883, 1407802, 1471793, 1663766, 2364791, 2943586, 4729582, 9150713, 16189723, 18301426, 19133309, 32379446, 38266618, 210466399, 420932798]

約数ペア:

[(1, 420932798), (2, 210466399), (11, 38266618), (13, 32379446), (22, 19133309), (23, 18301426), (26, 16189723), (46, 9150713), (89, 4729582), (143, 2943586), (178, 2364791), (253, 1663766), (286, 1471793), (299, 1407802), (506, 831883), (598, 703901), (719, 585442), (979, 429962), (1157, 363814), (1438, 292721), (1958, 214981), (2047, 205634), (2314, 181907), (3289, 127982), (4094, 102817), (6578, 63991), (7909, 53222), (9347, 45034), (12727, 33074), (15818, 26611), (16537, 25454), (18694, 22517)]